53643754 has 4 divisors (see below), whose sum is σ = 80465634. Its totient is φ = 26821876.

The previous prime is 53643731. The next prime is 53643757. The reversal of 53643754 is 45734635.

53643754 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 43890625 + 9753129 = 6625^2 + 3123^2 .

It is not an unprimeable number, because it can be changed into a prime (53643757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13410937 + ... + 13410940.

Almost surely, 2^53643754 is an apocalyptic number.

53643754 is a deficient number, since it is larger than the sum of its proper divisors (26821880).

53643754 is a wasteful number, since it uses less digits than its factorization.

53643754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26821879.

The product of its digits is 151200, while the sum is 37.

The square root of 53643754 is about 7324.1896480088. The cubic root of 53643754 is about 377.1432918329.

The spelling of 53643754 in words is "fifty-three million, six hundred forty-three thousand, seven hundred fifty-four".